Login page object with specflow

loginPObject.cs

using OpenQA.Selenium;
using OpenQA.Selenium.Support.PageObjects;

namespace TatAuto.Pages
{
    public class LoginPObject
    {
        [FindsBy(How = How.Id, Using = "user_login")]
        protected IWebElement UsernameTxtBox { get; set; }

        [FindsBy(How = How.Id, Using = "user_pass")]
        protected IWebElement PasswordTxtBox { get; set; }

        [FindsBy(How = How.Id, Using = "wp-submit")]
        protected IWebElement LoginBtn { get; set; }

        private readonly IWebDriver _driver;

        public LoginPObject(IWebDriver driver)
        {
            _driver = driver;
            PageFactory.InitElements(_driver, this);
        }

        /// <summary>
        /// Login 
        /// </summary>
        /// <param name="username"></param>
        /// <param name="password"></param>
        /// <returns></returns>
        public DashboardPObject LoginAs(string username, string password)
        {
            UsernameTxtBox.SendKeys(username);
            PasswordTxtBox.SendKeys(password);
            LoginBtn.Click();
            return new DashboardPObject(_driver);
        }
   
    }
}